| Issue | Solution | | --- | --- | | Charger not turning on | Check the power cord and ensure it's properly connected. | | Batteries not charging | Check the battery connections and ensure they're secure. | | Overheating | Ensure good ventilation and reduce the charging current. | | Error messages | Refer to the user manual for error message explanations and solutions. |

For older vehicles or to be extra safe, disconnect the battery from the car to prevent potential damage to the alternator or sensitive electronics.

Charge batteries in a well-ventilated garage or outdoor space to prevent the buildup of explosive hydrogen gas.

A: No. Standard Selmar Turbo-4 models are not calibrated for lithium. Using it will damage the battery. Look for a specific LiFePO4 mode.

: Being a manual charger, it requires monitoring. Unlike "Smart" chargers, it may not automatically shut off entirely, so leaving it on for days can lead to overcharging. Tayna Batteries Troubleshooting Tips Needle doesn't move

: Use the front-panel ammeter to check progress. The needle will move toward zero as the battery reaches full charge. Disconnect

The is a classic, portable 4-amp battery charger designed for standard 12V lead-acid vehicle batteries. As a manual charger, it requires a "hands-on" approach to ensure safety and prevent overcharging, as it does not typically feature the automatic shut-off found in modern smart chargers. Operating Instructions